How to avoid a cold

Colds are ailments which are passed on very easily by vectors as common as air, coughing and sneezing, or by physical contact, for example with handkerchiefs, towels or cutlery. It's therefore pretty difficult to stop them spreading.

To date, no vaccine has yet been found to prevent or even fight colds, because so many viruses are involved, and they mutate every year anyway, that it's impossible to control them.